A
- Abbey of Our Lady of Gethsemani (Trappist, Ky.) - 79
- Abell, Aaron Ignatius, 1903-1965 - 1
- Abortion - 13, 46, 127, 152, 301, 355
- Acton, Charles Januarius, 1803-1847 - 2
- Acton, John Emerich Edward Dalberg Acton, Baron, 1834-1902 - 52
- Adams, Charles Francis, 1807-1886 - 203
- Adams, John Quincy, 1767-1848 - 48
- Adenauer, Konrad, 1876-1967 - 468
- Adlai Stevenson Institute of International Affairs - 174
- Aerodynamics - 545
- Aeronautics United States - 475
- Afro-Americans - 256
- _____ in papers of individuals - 31, 150, 323, 350, 424
- _____ in records of organizations - 13, 267, 358, 361, 391, 476
- Agathen, John A. - 519
- Aged - 100, 301
- Agnosticism - 396, 455
- Agriculture - 396
- Ahmann, Mathew - 424
- Aidan, Brother - p.17
- Aircraft industry United States - 475
- Airlines United States - 475
- Alban, Brother, 1845-1885 - 3
- Albany (N.Y.), Diocese of - p.17
- Albertson, George, 1886-1929 - 4
- Albertus Magnus Guild - 432
- Alden Aurora Gas Company - 529
- Alemany, Joseph Sadoc, 1814-1888 - 113, 476
- Alinsky, Saul David, 1909-1972 - 468
- All Hallows College (Dublin, Ireland) - 5
- Allen, Barbara, 1946- - 6
- Along the Andes and Down the Amazon - 546
- Aloysius, Brother, 1844-1869 - 242
- Alton (Ill.), Diocese of - 73, 85
- Altoona (Pa.), Diocese of - 73
- Amat, Thaddeus, 1811-1878 - 471
- Amen - 519
- America Discovery and exploration Irish - 177
- America First Party - 504
- American Abolition Society - 203
- American Airlines, Inc - 475
- American Association of College Baseball Coaches Hall of Fame - 279
- American Association of Teachers of French - 427
- American Association of University Presses - 449
- American Association of University Professors - 7, 180, 303, 516
- American Catholic Call for Liberty and Justice for All - 127
- American Catholic Historical Association - 206, 484
- American Catholic Historical Society of Philadelphia - 81
- American Catholic Thought on Social Questions - 1
- American Chemical Society - 432
- American Federation of Catholic Societies - 8, 157
- American Federation of Labor - 157, 166
- American Fur Company - 77
- American Jewish Committee - 13
- American literature - 173, 229, 500
- American Management Association - 13
- American Martyrology - 460
- American Midland Naturalist - 370
- American newspapers - 102, 394, 483
- American Oil Company - 172
- American Party - 368
- American Revolution Bicentennial, 1776-1976 Elkhart, Ind. - 162
- American Society for Microbiology - 304
- American Tract Society - 98
- Americanism (Catholic controversy) - 9, 52, 278, 477
- Amerika Publishing Company - 10
- Ames, Charlotte - p.13, p.17
- Amides - 148
- Amish Acres - 442
- Amnesty - 13, 237
- Analogy - 324
- Anderson, Rasmus Bjorn, 1846-1936 - 325
- Anderson, Sherwood, 1876-1941 - 144
- Andreis, Felix de, 1778-1820 - 484
- Andrew of St. Victor, d. 1175 - 138
- Andrews, James F. (James Frederick), 1936- - 461
- Anishinabe Enamiad - 256
- Anti-Catholicism - 72, 98, 163, 368, 376, 396, 506
- Antisemitism - 62, 63, 504
- Antonelli, Leonardo, 1730-1811 - 95
- Antoninus, Brother - 462
- Anwarul Karim, Abu Sayeed Mohammad, 1939- - 260
- API Bulletin - 188
- Apologetics - 224, 408
- Appalachian Region - 119, 245, 323
- Apportionment (Election law) Indiana - 388
- Apprentices Kentucky 18th century - 532
- Approches sans Entraves - 175
- Arbitration, Industrial United States - 147
- Arbre Croche (Mich.) Missions - 407
- Archconfraternity of Prayer and Peace and Goodwill to Israel - 188
- Archdiocese of ... : see Diocese of
- Architects United States - 275
- Architects in America of Catholic Tradition - 275
- Archivio vaticano - 11, 84
- Archivists - 35, 170, 318, 502
- Arenas, Reinaldo - 273
- Arendt, Hannah - 387
- Argentina - 341
- Argonne National Laboratory - 352
- Argonne Universities Association - 432, 525
- Arithmetic - 520
- Armsey, James W., 1917- - 12
- Art - 71, 119, 215, 251, 259, 285, 333, 346, 490, 546
- Art and religion - 71, 296, 333
- Artifacts - p.17
- Artists - 259, 285, 333, 346, 363, 537
- Association of Chicago Priests - 13, 272
- Association of Contemplative Sisters - p.17
- Association of Pittsburgh Priests - 323
- Astronomy - 189
- Asylum, Right of United States - 423
- Atheism - 312, 396
- Athenian Junto (Society) - 533
- Attwater, Donald, 1892-1977 - 316, 344
- Audio-Visual Collection - p.17
- Audran, Ernest, 1823-1899 - 14
- Augustinians - 420
- Authors, American
- _____ 19th century - 122, 133, 261, 493
- _____ Clergy - 378, 408, 434, 435, 546
- _____ 20th century - 24, 125, 233, 252, 266, 272, 436, 496, 498, 507
- _____ Clergy - 35, 142, 182, 376, 381, 451, 452, 531
- _____ Fiction - 324, 417, 500, 530
- _____ Publishers - 15, 126, 461
- _____ Women - 244, 249, 265, 346
- Authors, English - 28, 64, 114, 461, 462, 538
- Authors, Irish - 294
- Ave Maria - 15, 69, 168, 171, 204, 251, 363, 446, 507
- Ave Maria Press - 16, 69, 526
- Ayscough, John, 1858-1928 - 15, 384
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